68
TROUBLESHOOTING
4-2-8. If Panel PCB does not work normally
When lighting of Panel PCB is disabled or only some LED Lamp are disabled
Be careful to repair because display of this model is installed in the MICOM of internal PCB.
It is recommend to replace PCB MAIN after checking except specified solder touch.
Start
Is the connector of
upper hinge cover
inserted correctly?
Is MAIN PCB
connector (CN50)
inserted correctly?
Is Top Table
Panel PCB connector
inserted correctly?
Is lighting operate
normally when replace
Panel-PCB?
Are one or more keys
pressed continuously?
Is the PCB system
still operated by separating
of the mechanism?
Is the lighting operated
normally when replace the
Panel-PCB ?
Refer to electronic circuit
diagram in the manual or
circuit diagram on the back
side of the appliance
Reinsert connector,
Repair bad contact
Reinsert connector of MAIN PCB
Reinsert connector,
Repair bad contact
Panel PCB itself has trouble.
Reassemble the PCB ASS'Y /
Enforce the cancelation of pressed keys
Reassemble the PCB ASS'Y /
Enforce the cancelation of pressed keys
Panel PCB itself has trouble.
Check the wire of Top Table Panel - disconnection, short between wires
Check the wires between fresh food compartment upper cabinet - MAIN PCB - disconnection, short between wires
Check the wires of Top Table Panel - disconnection, short between wires.
Check the wires of fresh food compartment upper cabinet - disconnection, short between wires.
Check the short/open of the panel communication and power supply circuit in MAIN PCB.
If Panel PCB KEY is not selected
If it is not repaired with using the basic checking method as above
Summary of Contents for RF265AB
Page 17: ...18 Refrigerator PRODUCT SPECIFICATIONS 2 9 Cooling Air Circulation Freezer ...
Page 73: ...74 EXPLODED VIEW PARTS LIST 5 1 Freezer 19 20 20 4 20 3 20 4 20 2 20 1 ...
Page 76: ...77 EXPLODED VIEW PARTS LIST 5 2 Refrigerator ...
Page 80: ...81 EXPLODED VIEW PARTS LIST 5 3 Cabinet 38 ...
Page 84: ...85 EXPLODED VIEW PARTS LIST 5 4 Disassembly of Freeze Door ...
Page 87: ...88 EXPLODED VIEW PARTS LIST 5 5 Disassembly of Refrigerator DoorLeft ...
Page 90: ...91 EXPLODED VIEW PARTS LIST 5 6 Disassembly of Refrigerator Door Right ...
Page 98: ...99 7 WIRING DIAGRAM SCHEMATIC 7 1 Model RF266 100 7 2 Model RF265 101 ...
Page 101: ...102 8 CIRCUIT PLAN 8 1 Whole block diagram 103 8 2 CIRCUIT DIAGRAM 105 ...
Page 102: ...103 8 1 Whole block diagram 8 Shematic Diagram AC115V AC115V AC115V 8 1 1 MODEL RF266 BETTER ...
Page 103: ...104 Shematic Diagram AC115V AC115V AC115V 8 1 2 MODEL RF265 GOOD ...
Page 104: ...105 8 2 CIRCUIT DIAGRAM Shematic Diagram 8 2 1 Sheet 1 of 2 ...
Page 105: ...106 8 2 CIRCUIT DIAGRAM Shematic Diagram 8 2 2 Sheet 2 of 2 ...